Pronunciation: (tel"i-tīp'rī"tur, tel'i-tīp"-), [key]
a telegraphic apparatus by which signals are sent by striking the letters and symbols of the keyboard of an instrument resembling a typewriter and are received by a similar instrument that automatically prints them in type corresponding to the keys struck. Abbr.: TTY
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.